141138392440 has 64 divisors (see below), whose sum is σ = 325552296960. Its totient is φ = 55043894400.

The previous prime is 141138392431. The next prime is 141138392449. The reversal of 141138392440 is 44293831141.

It is an interprime number because it is at equal distance from previous prime (141138392431) and next prime (141138392449).

It is a super-3 number, since 3×141138392440³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 141138392393 and 141138392402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141138392449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351715 + ... + 637165.

It is an arithmetic number, because the mean of its divisors is an integer number (5086754640).

Almost surely, 2^141138392440 is an apocalyptic number.

141138392440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141138392440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162776148480).

141138392440 is an abundant number, since it is smaller than the sum of its proper divisors (184413904520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141138392440 is a wasteful number, since it uses less digits than its factorization.

141138392440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285772 (or 285768 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 141138392440 in words is "one hundred forty-one billion, one hundred thirty-eight million, three hundred ninety-two thousand, four hundred forty".